Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 23, 2026, 1:25 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Cholestatic Pruritus
Interventions
CR845 1.0 mg, Placebo
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
14
States / cities
Coronado, California • Rialto, California • San Francisco, California + 10 more
Conditions
Pruritus, Atopic Dermatitis
Interventions
difelikefalin 0.25 mg, difelikefalin 0.5 mg, difelikefalin 1.0 mg, Placebo
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
401 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
38
States / cities
Anniston, Alabama • Birmingham, Alabama • Scottsdale, Arizona + 31 more
Conditions
Pruritus, Notalgia Paresthetica
Interventions
difelikefalin 2.0 mg tablets, difelikefalin 1.0 mg tablets, difelikefalin 0.25 mg tablets, Placebo tablets
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
38
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fayetteville, Arkansas + 34 more